Full solution: In Exercises 112, find the directional derivative of the function at in
Chapter 13, Problem 9(choose chapter or problem)
In Exercises 1–12, find the directional derivative of the function at P in the direction of v.
\(f(x, y, z)=x^{2}+y^{2}+z^{2}, \quad P(1,1,1), \mathbf{v}=\frac{\sqrt{3}}{3}(\mathbf{i}-\mathbf{j}+\mathbf{k})\)
Text Transcription:
f(x,y,z)=x^2+y^2+z^2,P(1,1,1),v=fracsqrt33i-j+k
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